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Finding the Fourth Proportional to 62,344.31, 86,013.81 and 35,480.07

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Solution

The fourth proportional to 62,344.31, 86,013.81 and 35,480.07 is: 48,950.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,344.31 : 86,013.81 = 35,480.07 : x
  2. Step 2: Convert to fraction form
    62,344.31/86,013.81 = 35,480.07/x
  3. Step 3: Cross multiply
    62,344.31x = 86,013.81 × 35,480.07
  4. Step 4: Simplify right side
    62,344.31x = 3,051,775,999.77
  5. Step 5: Solve for x
    x = 3,051,775,999.77/62,344.31
  6. Step 6: Final answer
    x = 48,950.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.